package com.lanou3g.learn;

/**
 * Created by dllo on 18/4/13.
 */
//      U盘
public class UDisk implements USB {
    private String data ="学习视频";
    @Override
    public String sendData() {
        return data;
    }

    @Override
    public void receiveData() {
         this.data=data;
        System.out.println("现在U盘的值是"+this.data);
    }
}
